81284

Appears in sequences

• Numerators of continued fraction convergents to sqrt(106).at n=9A041190
• Binomial transform of [1, 5, 10, 10, 5, 1, 1, -1, 1, -1, 1, ...].at n=21A140228
• Number of 4-step one or two space at a time bishop's tours on an n X n board summed over all starting positions.at n=17A187048
• G.f. satisfies: A(x) = 1 + x*Sum_{n>=0} (A(x)^4 - 1)^n.at n=6A192947